Manufacture of a print head
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United States of America Patent
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Nov 5, 2013
Grant Date -
Jan 31, 2013
app pub date -
Apr 9, 2010
filing date -
Apr 9, 2010
priority date (Note) -
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Abstract
Manufacturing method for an inkjet print head, comprising forming a nozzle layer onto a substrate, depositing an LSE (low surface energy) coating onto the nozzle layer, depositing a sacrificial film onto the LSE coating, post processing the substrate, and removing the sacrificial film from the LSE coating, the LSE coating having a water contact angle of at least 50° after removal of the sacrificial film.
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